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kottke.org posts about maps

The Game Map

Game Map Dorothy

The Game Map from Dorothy is a street map made up of references to more than 500 video games.

The imaginary map is loosely based on an area of Tokyo, a city that was home to some of the all time classic arcade games of the late 1970’s and early 1980’s that paved the way for the modern day gaming industry. The map features districts dedicated to survival horror (Silent Hill, Resident Evil, Sweet Home), beat ‘em ups (Street fighter, Streets of Rage, Double Dragon) and Nintendo classics (Super Mario Kart, Donkey Kong Land, Luigi’s Mansion) as well as many geeky ‘in’ references to entertain the most hardcore (or the oldest) of gamers.


The Knowledge of London

Great piece about The Knowledge, the collection of geographical information that all London taxi drivers must learn before becoming a cabbie.

The guidebook issued to prospective cabbies by London Taxi and Private Hire (LTPH), which oversees the test, summarizes the task like this:

To achieve the required standard to be licensed as an “All London” taxi driver you will need a thorough knowledge, primarily, of the area within a six-mile radius of Charing Cross. You will need to know: all the streets; housing estates; parks and open spaces; government offices and departments; financial and commercial centres; diplomatic premises; town halls; registry offices; hospitals; places of worship; sports stadiums and leisure centres; airline offices; stations; hotels; clubs; theatres; cinemas; museums; art galleries; schools; colleges and universities; police stations and headquarters buildings; civil, criminal and coroner’s courts; prisons; and places of interest to tourists. In fact, anywhere a taxi passenger might ask to be taken.

If anything, this description understates the case. The six-mile radius from Charing Cross, the putative center-point of London marked by an equestrian statue of King Charles I, takes in some 25,000 streets. London cabbies need to know all of those streets, and how to drive them โ€” the direction they run, which are one-way, which are dead ends, where to enter and exit traffic circles, and so on. But cabbies also need to know everything on the streets. Examiners may ask a would-be cabby to identify the location of any restaurant in London. Any pub, any shop, any landmark, no matter how small or obscure โ€” all are fair game. Test-takers have been asked to name the whereabouts of flower stands, of laundromats, of commemorative plaques. One taxi driver told me that he was asked the location of a statue, just a foot tall, depicting two mice sharing a piece of cheese. It’s on the facade of a building in Philpot Lane, on the corner of Eastcheap, not far from London Bridge.

The goal is to install a complete map of London in the brain of every licensed taxi driver. And indeed, according to neuroscientist Eleanor Maguire, the part of the brain responsible for memory becomes physically bigger as The Knowledge is absorbed.

Seeing, for a Knowledge candidate, is everything โ€” at its heart, the Knowledge is an elaborate exercise in visualization. When McCabe called-over, he closed his eyes and toggled between views: picturing the city at street level, the roads rolling out in front of him as if in a movie, then pulling the camera back to take in the bird’s eye perspective, scanning the London map. Knowledge boys speak of a Eureka moment when, after months or years of doggedly assembling the London puzzle, the fuzziness recedes and the city snaps into focus, the great morass of streets suddenly appearing as an intelligible whole. McCabe was startled not just by that macroview, but by the minute details he was able to retain. “I can pull a tiny little art studio just from the color of the door, and where it’s got a lamppost outside. Your brain just remembers silly things, you know?”

I could go on and on…I loved this piece. Don’t miss the video of a prospective cabbie calling out the route he would use to go from Rotherhithe Station to the Natural History Museum, entirely from memory without looking at a map. Compare with Google’s driving directions.

Update: View From the Mirror is a blog written by a London cabbie, which includes his experience training for The Knowledge. (thx, bryan)


Cosmigraphics

Cosmigraphics

From Michael Benson comes Cosmigraphics, a survey of many ways in which humans have represented the Universe, from antiquity on up to the present day.

Selecting artful and profound illustrations and maps, many hidden away in the world’s great science libraries and virtually unknown today, he chronicles more than 1,000 years of humanity’s ever-expanding understanding of the size and shape of space itself. He shows how the invention of the telescope inspired visions of unimaginably distant places and explains why today we turn to supercomputer simulations to reveal deeper truths about space-time.

The NY Times has an adaptation of the introduction to the book.

Among the narrative threads woven into the book are the 18th-century visual meditations on the possible design of the Milky Way - including the astonishing work of the undeservedly obscure English astronomer Thomas Wright, who in 1750 reasoned his way to (and illustrated) the flattened-disk form of our galaxy. In a book stuffed with exquisite mezzotint plates, Wright also conceived of another revolutionary concept: a multigalaxy cosmos. All of this a quarter-century before the American Revolution, at a time when the Milky Way was thought to constitute the entirety of the universe.


Beautiful maps

Beautiful Maps

Like it says on the tin: a collection of Beautiful Maps. I wish there was some attribution attached to each map though. The map above is by Claude Bernou circa 1681. (via @khoi)


Five favorite maps

Bill Rankin of radicalcartography picks his five favorite maps. The historical meanderings of the Mississippi River map from an Army Corps of Engineers report is a favorite of mine too:

Mississippi Meandering


Unbiased cellular coverage maps

Sensorly

If you’re thinking of switching mobile carriers (b/c perhaps a certain fruit company is releasing new models), you should check Sensorly for “unbiased” coverage maps of AT&T, Verizon, T-Mobile, Sprint, and even smaller companies like Metro PCS and US Cellular. Looks like the maps are somewhat inaccurate because they rely on contributions only from Sensorly app users. For example, there are large swaths of upper Manhattan and the Bronx which show coverage only along major roads. But still helpful to use beside the companies’ official coverage maps. (via @ludacrisofficia)

Update: Rootmetrics also has coverage maps for the major carriers. (via @ropiku)


OpenStreetMap turns 10

In August, the open source mapping project OpenStreetMap turned 10 years old.

When the project was begun by Steve Coast in 2004, map data sources were few, and largely controlled by a small collection of private and governmental players. The scarcity of map data ensured that it remained both expensive and highly restrictive, and no one but the largest navigation companies could use map data. Steve changed the rules by creating a wiki-like resource of the entire globe, which everyone could use without hinderance.

The magic of OSM’s early success was not just its timeliness โ€” GPS was becoming affordable, storage was increasingly cheap, and the iPhone was around the corner โ€” but its provision of a read-write canvas where emerging mapping enthusiasts could convert their frustration into action. Maps, of course, are intimately personal, but also overtly political: as a true, citizens’ map of the world, OSM could address that particular paradox โ€” no longer were mapping resources allocated by revenue potential; instead, all one needed was time and a computer connection to add data about their country or their neighborhood.

As you can see, from a fledgling project, a rich collection of data has taken shape:

Still my favorite use of OSM: Stamen’s watercolor maps. Happy birthday, old thing.


The precision of lat/long coordinates

Let’s say you have latitude/longitude coordinates of 40.742041, -73.989579 (my current location). How precise are those 6 digits after the decimal point? Well, five decimal places will get you to within a meter and six will get you to within 11 cm:

The fifth decimal place is worth up to 1.1 m: it distinguish trees from each other. Accuracy to this level with commercial GPS units can only be achieved with differential correction.

The sixth decimal place is worth up to 0.11 m: you can use this for laying out structures in detail, for designing landscapes, building roads. It should be more than good enough for tracking movements of glaciers and rivers. This can be achieved by taking painstaking measures with GPS, such as differentially corrected GPS.

(via teendrama)


Judgmental maps

Tumblr of maps of cities with stereotypical labels. For example, NYC, land of Nuclear Industrial Cesspool, Asshole Cops, and Worst Train Station Ever.

Judgmental NYC map

(via subtraction)


Westeros transit map

If the continent of Westeros from Game of Thrones had rail service, this is what the transit map might look like. Here’s the King’s Landing transport hub:

Westeros Transit Map

The maps are the work of designer Michael Tyznik and are available as prints: Westeros and The Known World.


Digital Atlas of the Roman Empire

Digital Map Ancient Rome

The Digital Atlas of the Roman Empire lets you explore ancient Rome in a Google Maps interface. (via @pbump)

Update: From Vox, 40 Maps That Explain the Roman Empire.

Two thousand years ago, on August 19, 14 AD, Caesar Augustus died. He was Rome’s first emperor, having won a civil war more than 40 years earlier that transformed the dysfunctional Roman Republic into an empire. Under Augustus and his successors, the empire experienced 200 years of relative peace and prosperity. Here are 40 maps that explain the Roman Empire โ€” its rise and fall, its culture and economy, and how it laid the foundations of the modern world.


The first world atlas confused Cuba with Cyprus

The Utrecht University Library tells the story of a 1606 edition of Gerard Mercator’s Atlas sive Cosmographicae Meditationes… that was, um, less than perfectly prepared:

In the Utrecht copy shown here the map of Cyprus has been included twice. One time at the right place at the description of the island, and one time incorrectly at the description of Cuba! To err is human, also when making an atlas. In this case the printer used the wrong copperplate when printing the map on the overleaf of the text pages which had been made earlier via another technique, namely letterpress printing. Or a mistake must have been made during the collection of the map prints needed, if the texts had to be printed afterwards. The latter way of working was quite unusual however. As far as we know, only the Utrecht copy contains the mistake of the switched Cuba-Cyprus map. But that is not to say that incorrect placements and switched maps did not occur in other old atlases. In a copy of the same edition of Mercator’s atlas, housed in the University Library of Odense, the continent map of Africa has been switched with the one of America.

Kaart Cyprus Cuba (uitsnede2).jpg

Mercator (of projection fame) had died in 1594. His Atlas the first “book work with maps (1585-1595) which was given the name Atlas,” and popularized the term, but Abraham Ortelius’s “Theatrum Orbis Terrarum” in 1570 was probably the first book we’d recognize as a modern atlas. Mercator wanted to bring scholarly, scientific precision to the work that Ortelius and a generation of mostly-Dutch commercial mapmakers had pioneered.

But the atlas was unfinished, with only 79 of a planned 120 published, and another 34 complete. There were no maps of continents outside Europe, or even of Spain and Portugal. Mercator’s son Gerard Jr. sold his father’s copperplates, and they eventually ended up in the hands of cartographer Jodocus Hondius. Hondius assembled and augmented Mercator’s maps, adding four maps of Africa, eleven of Asia, and five of the Americas, plus correcting that pesky Iberian peninsula problem. He published them as a series, they became hugely popular, and Mercator’s reputation was restored.

But there is that one weird Utrecht edition with Cyprus standing in for Cuba and Africa for America. Still, in fairness to whoever switched the bookplates: they had probably never seen images of any of these places before.

(via @marcovanegmond by way of @burritojustice)


Don’t Fly Drones Here

Drones Nofly Map

From Mapbox, a map of places in the US where it is unsafe or illegal to fly drones. Forbidden areas include near airports and in National Parks. (via @tcarmody)


Maps don’t love you like I love you

From Flowing Data, 19 Maps That Will Blow Your Mind and Change the Way You See the World. Top All-time. You Won’t Believe Your Eyes. Watch. It’s the maps listicle to end all maps listicles.

Useless maps


Smarty Pins

Smarty Pins is a Google Maps-based geography quiz…you drop pins on the map to answer questions. You start with a total of 1000 miles and the game subtracts the number of miles you’re off by for each answer.

Smarty Pin

I just spent far too long playing this. Can you beat my score of 39? Also, this reminds me of GeoGuessr, which is a lot more difficult.


Realtime map of lightning strikes

This map showing where lighting strikes are happening right now is kind of great:

Lightning Map

Average delay is about 3-5 seconds. Make sure you turn the sound up too. That’s the North American map…there are also maps for Europe, Asia, Australia, and South America, although only NA, Europe, and Australia seem to have detectors in place.

The detection system is volunteer community effort. Anyone who wants to can buy a detection kit (for around 200 Euro) and hook it up to the Internet to provide strike data. In turn, the data collected from stations is made available to any station owner. See also the wind map of the Earth and the realtime map of global ocean currents.


Cartography portraits

Ed Fairburn

Ed Fairburn

From artist Ed Fairburn, a collection of portraits drawn on top of maps. Reminiscent of Matthew Cusick’s map collages. (via @damienjoyce)


Comic book cartography

large_BaxterCutawayFF3.jpg

Comic Book Cartography is a now-dormant blog devoted to maps, charts, diagrams, and other visual explainers of (mostly) fictional worlds found (mostly) in old comic books.

These maps are beautiful, but they’re also packed with definitive detail. I love the stern “SAVE THIS FOR FUTURE REFERENCE” on the first-ever cutaway of the Fantastic Four’s Baxter Building, from issue #3. Two issues ago, you’ve got the FF someplace called “Central City,” and The Thing looking like a poop with arms and a mouth, but already, there’s a fixed architecture for midtown Manhattan offices packed with reference ideas for future storylines. A man, a plan, Jack Kirby.

In these flattened worlds for tiny obsessives, you’ve got your narrative and your database all in one: not just maps, but routes, connections, circuits, ideas, topologies. Really, it’s dataviz, only since comics don’t have, you know, large data sets for running regressions, it’s a lot of tiny illustrations with copious labeling. Still, the future of the modern impulse to an “all in one chart” aesthetic probably starts here as much as anywhere. (Via @justinNXT.)

Update: There’s an active “Comic Cartography” Tumblr that includes more contemporary examples. Also, John Hilgart, the proprietor of Comic Book Cartography, runs an active blog on images from classic comic books called 4CP (for four-color process, naturally). (Thanks, Hampton)


London growing

Video of the growth of London from Roman times to the present, with a focus on the structures that have been protected from each era.

London was the most populous city in the world from the 1830s, a title it took from Beijing, until the 1920s, when New York City took the crown.


Google Maps’ impressive attention to detail

If you look at the Washington Monument in Google Maps, the monument’s shadow follows the motion of the Sun throughout the day.

Google Maps

The utility of this feature is unclear, but that is some impressive attention to detail. (via @sippey, @kennethn, @chrisfahey)


40 maps that explain the Middle East

Middle East Maps

From Max Fisher at Vox, 40 maps that explain the Middle East.

Maps can be a powerful tool for understanding the world, particularly the Middle East, a place in many ways shaped by changing political borders and demographics. Here are 40 maps crucial for understanding the Middle East โ€” its history, its present, and some of the most important stories in the region today.

(via @jbenton)


US states north of Canada

What’s your best guess without looking: How many US states are at least partially north of the southernmost part of Canada?

(It’s probably way more than you think.)

Ok, I’ll give you two hints…

1. Wyoming is almost *entirely* north of the southernmost point in Canada.

2. Part of a state that borders Mexico is north of the southernmost point in Canada.

One more big hint: more than 25% of US states are entirely north of Canada’s southernmost point.

So, here’s the answer:

States North Of Canada

27 US states, more than half, are at least partially north of Canada’s southernmost point. (via @stevenstrogatz)


Baseball fandom map of the United States

From the NY Times’ new site, The Upshot, a bunch of maps showing the borders of baseball team fandom, with close-ups of various dividing lines: the Munson-Nixon Line, The Molitor Line, The Reagan-Nixon Line, and the Morgan-Ripken Line.

Baseball Map

The NYC and Bay Area maps are so sad…the Mets and A’s get no love. (via @atotalmonet)


A Tour of the Accents of the British Isles

Using Google Earth, dialect coach Andrew Jack gives a tour of the accents of Great Britain and Ireland.

The audio is originally from this BBC program. See also Peter Sellers doing various English accents. (via devour)


Unleash the maps!

Viele Map Close

Last week, the New York Public Library released a massive collection of maps online…over 20,000 maps are available for high-resolution download. An incredible resource.


Hand-Drawn Cityscapes

Ben Sack makes these amazingly detailed maps of cities, all drawn by hand.

Ben Sack Map

And just so you can get a sense of how large these drawings are:

Ben Sack Map Progress

Here’s a peek at his process:

Reminiscent of Stephen Wiltshire’s work. And every time I see something like this, I think about when I went to the Met a few years ago and noticed the sketchbook of this guy working the membership desk. It was filled with beautifully intricate drawings of NYC-style city streets. I chatted with him about them briefly, but I wish I’d asked if he had put any of it online. Would have been neat to share his drawings with you. (via waxy)


Medieval maps from the 11th to 14th centuries

From Retronaut, a collection of maps dating from 1000-1300s.

Maps Before Maps

How were maps perceived 1000 years ago? Did they blow people’s minds with physically impossible views of cities, states, and continents? Could a circa-1200 scholar imagine himself looking down from several miles in the air and seeing the same thing he was seeing on a map?


Food maps

Henry Hargreaves and Caitlin Levin favor food as a medium for creating art. Their country maps made from native foods were cute at first glance, but in many cases the maps also reveal a link between a country’s food and its culture that I’d never really thought about before. For instance, the maps of India and British Isles feel very representative of their respective cultures to me:

Food Map India

Food Map British Isles


Map interface with HD satellite video

It’s only around 30 seconds long, but this video showing a standard web maps interface paired with satellite video is pretty mindblowing:

This quick shot by Skybox’s SkySat-1 shows multiple planes landing at Beijing Capital International Airport (PEK) airport in Beijing on December 30, 2013. You can easily see a large plane landing on the runway at right. Using the video’s timestamp and public flight logs, Bruno identified this plane as Air China Limited flight 1310, a wide-body Airbus 330 flying from Guangzhou to Beijing. Operating as a codeshare, that flight was also listed as Shenzhen Airlines 1310, United Airlines 7564, SAS 9510, Austrian 8010 and Lufthansa 7283.

I remember when satellite photography first became available in online maps; this feels similarly jawdropping. Gonna be more difficult to stitch video together into seamless interfaces than still images, but once it happens, it’ll prove quite useful.


Time zone offset map

Stefano Maggiolo made a map of how much the time zones of the world vary from solar time. The darker the color, the more the deviation.

Time zone offset map

Looking for other regions of the world having the same peculiarity of Spain, I edited a world map from Wikipedia to show the difference between solar and standard time. It turns out, there are many places where the sun rises and sets late in the day, like in Spain, but not a lot where it is very early (highlighted in red and green in the map, respectively). Most of Russia is heavily red, but mostly in zones with very scarce population; the exception is St. Petersburg, with a discrepancy of two hours, but the effect on time is mitigated by the high latitude. The most extreme example of Spain-like time is western China: the difference reaches three hours against solar time. For example, today the sun rises there at 10:15 and sets at 19:45, and solar noon is at 15:01.

Something to note: China is about as big across as the continental United States and has only one huge time zone. (via slate)